Wiring board



FIG. 1 is a front view of a wiring board showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is an enlarged front view of a portion taken along lines 6-6 in FIG. 1; and,

FIG. 7 is an enlarged cross sectional view taken along line 7-7 in FIG. 6.

The features shown in broken lines in the drawings depict environmental subject matter only and form no part of the claimed design. The dashed-dotted lines in FIGS. 1 and 6 denote the boundary of the claim and form no part of the claimed design. All sides not shown form no part of the claimed design. 

CLAIM The ornamental design for a wiring board, as shown and described. 